[llvm] [gn build] Port f6e450004591 (PR #226369)

[Nico Weber via llvm-commits]

https://github.com/nico created https://github.com/llvm/llvm-project/pull/226369

None

>From e1df8d6dd185d4593551b84da934e4a9dbfe1260 Mon Sep 17 00:00:00 2001
From: Nico Weber <thakis at chromium.org>
Date: Thu, 24 Sep 2026 22:55:49 -0700
Subject: [PATCH] [gn build] Port f6e450004591

---
 llvm/utils/gn/secondary/llvm/lib/ABI/BUILD.gn | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/utils/gn/secondary/llvm/lib/ABI/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/ABI/BUILD.gn
index aaf5642b53d152..0f85c57fb81bf6 100644
--- a/llvm/utils/gn/secondary/llvm/lib/ABI/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/ABI/BUILD.gn
@@ -6,6 +6,7 @@ static_library("ABI") {
     "//llvm/lib/Support",
   ]
   sources = [
+    "DefaultTargetInfo.cpp",
     "FunctionInfo.cpp",
     "IRTypeMapper.cpp",
     "TargetInfo.cpp",